package com.example.bbs.conf;

import com.alibaba.fastjson.serializer.SerializerFeature;
import com.alibaba.fastjson.support.config.FastJsonConfig;
import com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter;
import org.springframework.boot.autoconfigure.http.HttpMessageConverters;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
public class FastJsonConfBean {

    @Bean
    public HttpMessageConverters fastJsonHttpMessageConverters(){
        // 1. 需要定义一个converter转换消息的对象
        FastJsonHttpMessageConverter fasHttpMessageConverter =new  FastJsonHttpMessageConverter();
        // 2. 添加fastjson的配置信息，比如:是否需要格式化返回的json的数据
        FastJsonConfig fastJsonConfig = new FastJsonConfig();
        fastJsonConfig.setSerializerFeatures(SerializerFeature.PrettyFormat);
        // 3. 在converter中添加配置信息
        fasHttpMessageConverter.setFastJsonConfig(fastJsonConfig);
        return new HttpMessageConverters(fasHttpMessageConverter);
    }
}
